#!/usr/bin/env python3
"""
MCP 集成方案概念代码
展示如何理论上集成 Playwright MCP
"""

import asyncio
import json
from typing import Dict, Any

class MCPClient:
    """MCP 客户端（概念实现）"""
    
    def __init__(self, server_url: str = "http://localhost:3000"):
        self.server_url = server_url
        self.session_id = None
    
    async def connect(self):
        """连接到 MCP 服务器"""
        # 实际实现需要：
        # 1. WebSocket 连接到 MCP 服务器
        # 2. 协商协议版本
        # 3. 建立会话
        pass
    
    async def call_tool(self, tool_name: str, parameters: Dict[str, Any]) -> Dict[str, Any]:
        """调用 MCP 工具"""
        # 实际实现需要：
        # 1. 构造 MCP 消息
        # 2. 发送到服务器
        # 3. 等待响应
        # 4. 解析结果
        
        # 模拟调用
        if tool_name == "browser_navigate":
            return {"success": True, "url": parameters.get("url")}
        elif tool_name == "browser_click":
            return {"success": True, "element": parameters.get("element")}
        elif tool_name == "browser_type":
            return {"success": True, "text": parameters.get("text")}
        elif tool_name == "browser_file_upload":
            return {"success": True, "files": parameters.get("paths")}
        
        return {"success": False, "error": "Unknown tool"}

class MCPDailyPublisher:
    """使用 MCP 的每日发布器"""
    
    def __init__(self):
        self.mcp_client = MCPClient()
    
    async def publish_with_mcp(self, content_data: Dict[str, str], image_path: str):
        """使用 MCP 发布内容"""
        try:
            # 1. 连接 MCP 服务
            await self.mcp_client.connect()
            
            # 2. 导航到发布页面
            result = await self.mcp_client.call_tool("browser_navigate", {
                "url": "https://creator.xiaohongshu.com/publish/publish"
            })
            
            if not result["success"]:
                raise Exception("导航失败")
            
            # 3. 点击图文发布
            result = await self.mcp_client.call_tool("browser_click", {
                "element": "发布图文笔记按钮",
                "ref": "auto-detected"
            })
            
            # 4. 上传图片
            result = await self.mcp_client.call_tool("browser_file_upload", {
                "paths": [image_path]
            })
            
            # 5. 输入标题
            result = await self.mcp_client.call_tool("browser_type", {
                "element": "标题输入框",
                "text": content_data["title"]
            })
            
            # 6. 输入内容
            result = await self.mcp_client.call_tool("browser_type", {
                "element": "内容输入框", 
                "text": content_data["content"]
            })
            
            # 7. 发布
            result = await self.mcp_client.call_tool("browser_click", {
                "element": "发布按钮"
            })
            
            return result["success"]
            
        except Exception as e:
            print(f"MCP 发布失败: {e}")
            return False

# 使用示例
async def test_mcp_integration():
    """测试 MCP 集成"""
    publisher = MCPDailyPublisher()
    
    content = {
        "title": "测试标题",
        "content": "测试内容"
    }
    
    success = await publisher.publish_with_mcp(content, "test.jpg")
    print(f"发布结果: {'成功' if success else '失败'}")

if __name__ == "__main__":
    # 注意：这只是概念代码，实际不能运行
    print("这是 MCP 集成的概念实现")
    print("实际集成需要：")
    print("1. MCP 协议的完整实现")
    print("2. Playwright MCP 服务器的 API 文档")
    print("3. 会话管理和错误处理")
    print("4. 与 Cursor 环境的集成")
